Traceback (most recent call last):
  File "/home/frappe/frappe-bench/apps/frappe/frappe/utils/background_jobs.py", line 100, in execute_job
    method(**kwargs)
  File "/home/frappe/frappe-bench/apps/frappe/frappe/email/doctype/email_account/email_account.py", line 821, in pull_from_email_account
    email_account.receive()
  File "/home/frappe/frappe-bench/apps/frappe/frappe/email/doctype/email_account/email_account.py", line 344, in receive
    raise Exception(frappe.as_json(exceptions))
Exception: [
 "Traceback (most recent call last):\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/email/doctype/email_account/email_account.py\", line 313, in receive\n    communication = self.insert_communication(msg, args=args)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/email/doctype/email_account/email_account.py\", line 427, in insert_communication\n    self.set_thread(communication, email)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/email/doctype/email_account/email_account.py\", line 478, in set_thread\n    parent = self.create_new_parent(communication, email)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/email/doctype/email_account/email_account.py\", line 565, in create_new_parent\n    parent.insert(ignore_permissions=True)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 238, in insert\n    self.run_before_save_methods()\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 950, in run_before_save_methods\n    self.run_method(\"validate\")\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 848, in run_method\n    out = Document.hook(fn)(self, *args, **kwargs)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 1135, in composer\n    return composed(self, method, *args, **kwargs)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 1118, in runner\n    add_to_return_value(self, fn(self, *args, **kwargs))\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 842, in <lambda>\n    fn = lambda self, *args, **kwargs: getattr(self, method)(*args, **kwargs)\n  File \"/home/frappe/frappe-bench/apps/erpnext/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py\", line 69, in validate\n    super(PurchaseInvoice, self).validate()\n  File \"/home/frappe/frappe-bench/apps/erpnext/erpnext/controllers/buying_controller.py\", line 30, in validate\n    super(BuyingController, self).validate()\n  File \"/home/frappe/frappe-bench/apps/erpnext/erpnext/controllers/stock_controller.py\", line 22, in validate\n    super(StockController, self).validate()\n  File \"/home/frappe/frappe-bench/apps/erpnext/erpnext/controllers/accounts_controller.py\", line 89, in validate\n    self.ensure_supplier_is_not_blocked()\n  File \"/home/frappe/frappe-bench/apps/erpnext/erpnext/controllers/accounts_controller.py\", line 73, in ensure_supplier_is_not_blocked\n    supplier = frappe.get_doc('Supplier', supplier_name)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/__init__.py\", line 813, in get_doc\n    doc = frappe.model.document.get_doc(*args, **kwargs)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 75, in get_doc\n    return controller(*args, **kwargs)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 113, in __init__\n    self.load_from_db()\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 156, in load_from_db\n    frappe.throw(_(\"{0} {1} not found\").format(_(self.doctype), self.name), frappe.DoesNotExistError)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/__init__.py\", line 416, in throw\n    msgprint(msg, raise_exception=exc, title=title, indicator='red', is_minimizable=is_minimizable, wide=wide, as_list=as_list)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/__init__.py\", line 395, in msgprint\n    _raise_exception()\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/__init__.py\", line 349, in _raise_exception\n    raise raise_exception(msg)\nfrappe.exceptions.DoesNotExistError: Supplier None not found\n",
 "Traceback (most recent call last):\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/email/doctype/email_account/email_account.py\", line 313, in receive\n    communication = self.insert_communication(msg, args=args)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/email/doctype/email_account/email_account.py\", line 427, in insert_communication\n    self.set_thread(communication, email)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/email/doctype/email_account/email_account.py\", line 478, in set_thread\n    parent = self.create_new_parent(communication, email)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/email/doctype/email_account/email_account.py\", line 565, in create_new_parent\n    parent.insert(ignore_permissions=True)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 238, in insert\n    self.run_before_save_methods()\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 950, in run_before_save_methods\n    self.run_method(\"validate\")\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 848, in run_method\n    out = Document.hook(fn)(self, *args, **kwargs)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 1135, in composer\n    return composed(self, method, *args, **kwargs)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 1118, in runner\n    add_to_return_value(self, fn(self, *args, **kwargs))\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 842, in <lambda>\n    fn = lambda self, *args, **kwargs: getattr(self, method)(*args, **kwargs)\n  File \"/home/frappe/frappe-bench/apps/erpnext/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py\", line 69, in validate\n    super(PurchaseInvoice, self).validate()\n  File \"/home/frappe/frappe-bench/apps/erpnext/erpnext/controllers/buying_controller.py\", line 30, in validate\n    super(BuyingController, self).validate()\n  File \"/home/frappe/frappe-bench/apps/erpnext/erpnext/controllers/stock_controller.py\", line 22, in validate\n    super(StockController, self).validate()\n  File \"/home/frappe/frappe-bench/apps/erpnext/erpnext/controllers/accounts_controller.py\", line 89, in validate\n    self.ensure_supplier_is_not_blocked()\n  File \"/home/frappe/frappe-bench/apps/erpnext/erpnext/controllers/accounts_controller.py\", line 73, in ensure_supplier_is_not_blocked\n    supplier = frappe.get_doc('Supplier', supplier_name)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/__init__.py\", line 813, in get_doc\n    doc = frappe.model.document.get_doc(*args, **kwargs)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 75, in get_doc\n    return controller(*args, **kwargs)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 113, in __init__\n    self.load_from_db()\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/model/document.py\", line 156, in load_from_db\n    frappe.throw(_(\"{0} {1} not found\").format(_(self.doctype), self.name), frappe.DoesNotExistError)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/__init__.py\", line 416, in throw\n    msgprint(msg, raise_exception=exc, title=title, indicator='red', is_minimizable=is_minimizable, wide=wide, as_list=as_list)\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/__init__.py\", line 395, in msgprint\n    _raise_exception()\n  File \"/home/frappe/frappe-bench/apps/frappe/frappe/__init__.py\", line 349, in _raise_exception\n    raise raise_exception(msg)\nfrappe.exceptions.DoesNotExistError: Supplier None not found\n"
]